V2EX triode

Triode

定义 Definition

Triode:三极管;一种真空电子管(或更广义上指三端电子器件),具有阴极、阳极(板极)和栅极三部分,通过栅极电压控制电流,用于放大开关电路。(也存在更广泛的“三端器件”用法,但最常见指真空三极管。)

发音 Pronunciation (IPA)

/tra.od/

例句 Examples

A triode can amplify a weak signal.
三极管可以放大微弱信号。

The early radio used a triode as its main amplifying stage, which made long-distance reception possible.
早期的收音机把三极管作为主要的放大级,这使远距离接收成为可能。

词源 Etymology

tri- 表示“三”,**-ode** 来自与电极相关的词根(可理解为“电极/通路”概念),合起来指“有三个电极的管/器件”。该词与电子技术发展密切相关,常用于描述早期真空管时代的重要元件。

相关词 Related Words

文学与著名作品 Literary Works

  • 《Computer Engineering: A DEC View of Hardware Systems Design》(Gordon Bell 等):在回顾计算机硬件史与早期电子器件时会提及真空管与三极管。
  • 《The Chip: How Two Americans Invented the Microchip and Launched a Revolution》(T.R. Reid):在讲述半导体革命前的电子技术背景时会涉及真空管(包含三极管)时代。
  • 《The Making of the Atomic Bomb》(Richard Rhodes):描写二战时期科研与工程背景时,会出现与当时电子仪器相关的真空管元件术语(可能包括 triode)。
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